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Special Specifications
Last Updated March 23, 2023
・Special specifications for water-retaining pavement (September 1, 2012) (PDF: 38KB)
・Special specifications for heat-insulating pavement (September 1, 2013) (PDF: 38KB)
・Special specifications for top coat of drainage pavement (September 1, 2013) (PDF: 11KB)
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Inquiries to this page
Road and Highway Bureau Road Department Maintenance Division
Telephone: 045-671-2782
Telephone: 045-671-2782
Fax: 045-662-1051
Email address: do-iji@city.yokohama.lg.jp
Page ID: 550-330-490
